What are some of the things that you have used or heard used as tumbler media? I've read corncobs and walnut shells seem to work well but as I was looking at an empty bowl of popcorn I got to wondering how well the unpopped kernels would work. What are some other things that work?
I apologize if this is a FAQ but I searched and didn't see anything.
I apologize if this is a FAQ but I searched and didn't see anything.